OpenTechnical

OT-2026-000051825

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000051825) never changes.

Identity and time

Publication numberOT-2026-000051825 · never reused
Internal UUID01a0ae83-7c84-7dc3-8094-0f59d21e6d3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051825
StatusPUBLIC

Content hashes

Canonical texta92bfb05e72d618e77b7741aafe6c9c203b5c487f7d0d3359c185ad97ea124be
Markdowne7202fa528edabd402d4d83ce78392aa6c293b75b899f567e168578ff63a5f09
PDF
Publication page0e11c0a9e4b11bbe5a390ea1d6c845fd0de64448abe7edf2dff27c134f438587
Manifest32a1ffe680a25f7b7ef43d14170974ff7d649658d29854eec1417ad8b4e9c80e

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureMQqWKAQ9zqCCwOu69g0Y/5l2n6DCTfjtRRgF/5h9FSG7tbqgnNdzzVcCopCpzLMqCNqWyOj7Y9QPWcVz/vTTBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:44.891457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051825
observed 0e11c0a9e4b11bbe5a390ea1d6c845fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:44.871472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051825/manifest.json
observed 32a1ffe680a25f7b7ef43d14170974ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:44.847737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051825/publication.md
observed e7202fa528edabd402d4d83ce78392aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:44.826580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051825/publication.txt
observed a92bfb05e72d618e77b7741aafe6c9c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.